POLYPROPYLENE-BASED FOAMED MOLDED BODY AND MANUFACTURING METHOD OF POLYPROPYLENE-BASED FOAMED MOLDED BODY

In a polypropylene-based foamed molded body of the present invention, a density which is measured on the basis of ISO1183 is greater than or equal to 0.15 g/cm 3 and less than or equal to 0.54 g/cm 3 , thermal resistance (R) at 30°C in a thickness direction which is measured on the basis of ASTM E15...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
1. Verfasser:	KAWAMURA Tatsuji
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	In a polypropylene-based foamed molded body of the present invention, a density which is measured on the basis of ISO1183 is greater than or equal to 0.15 g/cm 3 and less than or equal to 0.54 g/cm 3 , thermal resistance (R) at 30°C in a thickness direction which is measured on the basis of ASTM E1530 is greater than or equal to 0.020 m 2 ·K/W and less than or equal to 0.125 m 2 ·K/W, thermal capacity per unit area (Q) at 30°C is greater than or equal to 1.0 kJ/m 2 ·K and less than or equal to 2.5 kJ/m 2 ·K, and Expression 1 described below is satisfied. Q > 1 / 4 × R 1 / 2